Laura continues to strengthen its hold on Saturday's Division One competition after securing a three-shot victory over second-placed Jamestown at the weekend.
Jake Prior's rink top scored with 30 shots as Laura went on to defeat Jamestown 96 shots to 93.
BHAS put on a powerhouse performance against Gladstone, winning by 48 shots, 121 to 73.
Booleroo Centre had a strong day on the green, defeating Orroroo 102 shots to 89. Brenton Badenoch's rink top scored with 33.
Port Germein held on for a three-shot win over Port Pirie, 79 shots to 76 while Crystal Brook was in dominant form against Melrose, 112 shots to 73. Peterborough was in spectacular form in Division Two with a 60-shot win over Gladstone.
In Division Three, Port Pirie Blue had the best day on the green after defeating Booleroo Centre 111 shots to 44. BHAS held on to defeat Peterborough in Division Four, 41 shots to 39.